package com.luojing.springcloud.config;

import com.luojing.springcloud.service.UserDetailServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.redis.RedisTokenStore;

/**
 * @author luojing
 * @create 2018/10/18 1:33 PM
 **/
@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {
  @Autowired
  private AuthenticationManager authenticationManager;
  @Autowired
  private RedisConnectionFactory connectionFactory;
  @Autowired
  private UserDetailServiceImpl userDetailService;

  @Bean
  public TokenStore tokenStore() {
    return new MyRedisTokenStore(connectionFactory);
  }

  @Override
  public void configure(AuthorizationServerEndpointsConfigurer endpoints) throws Exception {
    endpoints
        .authenticationManager(authenticationManager)
        .userDetailsService(userDetailService)//若无，refresh_token会有UserDetailsService is required错误
        .tokenStore(tokenStore());
  }

  @Override
  public void configure(AuthorizationServerSecurityConfigurer security) throws Exception {
    security
        .allowFormAuthenticationForClients()
        .tokenKeyAccess("permitAll()")
        .checkTokenAccess("isAuthenticated()");
  }

  @Override
  public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
    clients.inMemory()
        .withClient("android")
        .scopes("xx")
        .secret(new BCryptPasswordEncoder().encode("123456"))
        .authorizedGrantTypes("password", "authorization_code", "refresh_token")
        .and()
        .withClient("webapp")
        .scopes("xx")
        .authorizedGrantTypes("implicit")
        .and()
        .withClient("browser")
        .authorizedGrantTypes("refresh_token", "password")
        .scopes("ui");
  }
}
